A Cart Loaded with Sand Slides Forward Along a Horizontal

question 92

Multiple Choice

A cart loaded with sand slides forward along a horizontal frictionless track.As the cart moves, sand trickles out at a constant rate through a hole in the back of the cart.The acceleration of the cart is:

• A)constant and in the forward direction
• B)constant and in the backward direction
• C)variable and in the forward direction
• D)variable and in the backward direction
• E)zero

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Definitions:

Environmental Protection

Efforts and policies aimed at preserving the natural environment from degradation or pollution to sustain ecological balance and conserve resources for future generations.

Values

Core beliefs or standards that guide behavior and decision-making, reflecting what is important to an individual or society.

Cognitive Dissonance

A psychological phenomenon where an individual experiences discomfort due to holding contradictory beliefs or values, leading to an alteration in one of the conflicting elements to reduce the dissonance.

Minimize

To reduce something to the least possible amount or degree.